Budapest Critical Mass 2007, and a birthday

Budapest holds their annual Critical Mass celebration on Earth Day (April 22.)

This year 35,000 people participated.

Festivities included a world-record breaking bike raising.



Enjoy.

P.S. The original Critical Mass (San Francisco) turns 15 years old on Friday, September 28, 2007. Participants will meet at the usual spot. Justin (Pee Wee) Herman Plaza across from the Ferry Building.

The San Francisco Chronicle notes the anniversary.